Incorporate changes from snippet, and temporary plugin

wp-content/themes/mont58-coffee/functions.php

@@ -43,3 +43,157 @@ function eg_extend_subscription_period_intervals( $intervals ) {
 	return $intervals;
 }
 add_filter( 'woocommerce_subscription_period_interval_strings', 'eg_extend_subscription_period_intervals' );
+
+/**
+ * Snippet Name: Mont58 Coffee Label
+ * Description: Display labels for coffee shipping
+ * Version: 1.0.0
+ * Author: Autonomic Co-op
+ * Author URI: https://autonomic.zone/
+ * License: GPL2
+*/
+
+function process_coffee_items($order, &$order_coffees, &$seen_subscriptions) {
+	// Iterate through all items in the order
+	foreach ($order->get_items() as $order_item) {
+		// Check if the item is a subscription (based on name containing "subscription")
+		if (stripos($order_item->get_name(), "subscription") !== false) {
+			// Get the coffee list associated with the subscription item
+			$coffee_list = get_field("coffee_list", $order_item->get_product_id());
+
+			// TODO log or display this error
+			if (!$coffee_list) {
+				continue;
+			}
+
+			// Get the list of coffees from the coffee list
+			$coffees_in_list = get_field("coffees", $coffee_list);
+			// Get the quantity of this specific item in the order
+			$item_quantity = $order_item->get_quantity();
+
+			// Process each quantity of the subscription item
+			for ($x = 0; $x < $item_quantity; $x++) {
+				$coffee_list_id = $coffee_list->ID;
+
+				// Check if this coffee list has been seen before in this order
+				if (array_key_exists($coffee_list_id, $seen_subscriptions)) {
+					// Increment the count of times this coffee list has been encountered
+					$seen_subscriptions[$coffee_list_id]++;
+					// Calculate the index to select a coffee from the list
+					$index = $seen_subscriptions[$coffee_list_id];
+					$coffee = $coffees_in_list[$index % sizeof($coffees_in_list)];
+				} else {
+					// If this coffee list is encountered for the first time in this order
+					$seen_subscriptions[$coffee_list_id] = 0;
+					// Select the last coffee from the list
+					$coffee = array_pop(array_reverse($coffees_in_list));
+				}
+
+				// Add the selected coffee with its associated coffee list to the order_coffees array
+				array_push($order_coffees, array("coffee_list" => $coffee_list, "coffee" => $coffee));
+			}
+		}
+	}
+}
+
+// Handle new order creation event
+function action_woocommerce_new_order($order_id, $order) {
+	// Initialize arrays to store processed data
+	$order_coffees = array();
+	$seen_subscriptions = array();
+
+	// Process coffee items in the new order
+	process_coffee_items($order, $order_coffees, $seen_subscriptions);
+
+	// Update the custom field "coffees" with the processed coffee data for the order
+	update_field("coffees", $order_coffees, $order_id);
+}
+// Hook the above function to the 'woocommerce_new_order' action
+add_action('woocommerce_new_order', 'action_woocommerce_new_order', 10, 2);
+
+// Handle renewal order creation event
+function action_wcs_renewal_order_created($order, $subscription) {
+	// Retrieve related orders of the subscription excluding the current renewal order
+	$last_orders = wcs_get_subscription($subscription)->get_related_orders('ids', array('parent', 'renewal'));
+	unset($last_orders[$order->get_ID()]);
+
+	// If there are previous orders related to the subscription
+	if (sizeof($last_orders) > 0) {
+		// Get the ID of the most recent previous order
+		$last_order_id = max($last_orders);
+		$last_order = wc_get_order($last_order_id);
+		// Get the processed coffees from the most recent previous order
+		$last_order_coffees = get_field("coffees", $last_order_id);
+
+		// Initialize arrays to store processed data for the current order
+		$order_coffees = array();
+		$seen_subscriptions = array();
+
+		// Get the latest coffee seen in each coffee list from the previous order
+		foreach(array_reverse($last_order_coffees) as $last_order_coffee) {
+			if (array_key_exists($last_order_coffee["coffee_list"]->ID, $seen_subscriptions)) {
+				continue;
+			}
+			$position_in_list = array_search(
+				$last_order_coffee["coffee"]->ID,
+				$last_order_coffee["coffee_list"]->coffees
+			);
+			if (!$position_in_list) {
+				// ignore this, can't find it in list anymore
+				continue;
+			}
+			$seen_subscriptions[$last_order_coffee["coffee_list"]->ID] = $position_in_list;
+		}
+
+		// Process coffee items based on the coffees in the last order
+		process_coffee_items($last_order, $order_coffees, $seen_subscriptions);
+
+		// Update the custom field "coffees" with the processed coffee data for the current renewal order
+		update_field("coffees", $order_coffees, $order->get_ID());
+	}
+}
+// Hook the above function to the 'wcs_renewal_order_created' action
+add_action('wcs_renewal_order_created', 'action_wcs_renewal_order_created', 10, 2);
+
+// Add a sidepanel on WooCommerce order pages
+add_action('add_meta_boxes', 'mont58_coffee_label_add_sidepanel');
+
+function mont58_coffee_label_add_sidepanel() {
+  add_meta_box(
+    'mont58_coffee_label_sidepanel',
+    'Coffee Label',
+    'mont58_coffee_label_render_sidepanel',
+    'shop_order',
+    'side',
+    'high'
+  );
+}
+
+function mont58_coffee_label_render_sidepanel($post) {
+  // Render the content of the sidepanel here
+  $order_ids = array($post->ID);
+  echo '<a href="' . add_query_arg("order_ids", $order_ids, "/coffee-label") . '" class="button button-primary" target="_blank">View Label</a>';
+}
+
+// Load custom template
+function load_custom_template($template) {
+  if (is_page('coffee-label')) {
+    return plugin_dir_path(__FILE__) . 'template-order-label.php';
+  }
+
+  return $template;
+}
+
+add_filter('template_include', 'load_custom_template');
+
+add_filter('bulk_actions-edit-shop_order', function($bulk_actions) {
+	$bulk_actions['generate-label'] = __('Generate label', 'txtdomain');
+	return $bulk_actions;
+});
+
+add_filter('handle_bulk_actions-edit-shop_order', function($redirect_url, $action, $post_ids) {
+	if ($action == 'generate-label') {
+		$redirect_url = add_query_arg('order_ids', $post_ids, "/coffee-label");
+	}
+	return $redirect_url;
+}, 10, 3);